Aug 18 03:02:19.593 INFO checking bifrost-0.3.0 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 18 03:02:19.593 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 03:02:19.593 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 03:02:19.593 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-7/master#142bb27373126edf8367f526358b6c72ecf1d8df:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 18 03:02:19.849 INFO blam! e1a33516f1bc584dd5286fc5a92044c4d52425fa895349cec6d3c87ad9add012
Aug 18 03:02:19.852 INFO running `"docker" "start" "-a" "e1a33516f1bc584dd5286fc5a92044c4d52425fa895349cec6d3c87ad9add012"`
Aug 18 03:02:20.794 INFO kablam!     Checking bifrost v0.3.0 (file:///source)
Aug 18 03:02:23.227 INFO kablam! warning: the feature `duration_extras` has been stable since 1.27.0 and no longer requires an attribute to enable
Aug 18 03:02:23.227 INFO kablam!  --> tests/tests.rs:1:12
Aug 18 03:02:23.227 INFO kablam!   |
Aug 18 03:02:23.227 INFO kablam! 1 | #![feature(duration_extras)]
Aug 18 03:02:23.227 INFO kablam!   |            ^^^^^^^^^^^^^^^
Aug 18 03:02:23.227 INFO kablam!   |
Aug 18 03:02:23.227 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 18 03:02:23.227 INFO kablam! 
Aug 18 03:02:23.308 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
Aug 18 03:02:23.311 INFO kablam! su: No module specific data is present
Aug 18 03:02:23.777 INFO running `"docker" "rm" "-f" "e1a33516f1bc584dd5286fc5a92044c4d52425fa895349cec6d3c87ad9add012"`
Aug 18 03:02:23.927 INFO blam! e1a33516f1bc584dd5286fc5a92044c4d52425fa895349cec6d3c87ad9add012